222001213240442 has 16 divisors (see below), whose sum is σ = 333300538340352. Its totient is φ = 110901043996800.

The previous prime is 222001213240409. The next prime is 222001213240529. The reversal of 222001213240442 is 244042312100222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41142983 + ... + 46224965.

It is an arithmetic number, because the mean of its divisors is an integer number (20831283646272).

Almost surely, 2^{222001213240442} is an apocalyptic number.

222001213240442 is a deficient number, since it is larger than the sum of its proper divisors (111299325099910).

222001213240442 is a wasteful number, since it uses less digits than its factorization.

222001213240442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101573.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 222001213240442 its reverse (244042312100222), we get a palindrome (466043525340664).

The spelling of 222001213240442 in words is "two hundred twenty-two trillion, one billion, two hundred thirteen million, two hundred forty thousand, four hundred forty-two".